15=3(n-4)+5

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Solution for 15=3(n-4)+5 equation:



15=3(n-4)+5
We move all terms to the left:
15-(3(n-4)+5)=0
We calculate terms in parentheses: -(3(n-4)+5), so:
3(n-4)+5
We multiply parentheses
3n-12+5
We add all the numbers together, and all the variables
3n-7
Back to the equation:
-(3n-7)
We get rid of parentheses
-3n+7+15=0
We add all the numbers together, and all the variables
-3n+22=0
We move all terms containing n to the left, all other terms to the right
-3n=-22
n=-22/-3
n=7+1/3

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